A country-made pistol, a live cartridge, mobile phone and a motorcycle were recovered from his possession, Superintendent of Police, Anup Birtheray said.
Marandi was the active member of naxal squad headed by Prabir da and Tala da but remained inactive for sometime in the past, he said adding that Marandi, however, was having links with active naxals and used to work as informer for them.
He was involved in over half a dozen naxal related cases including loot of fire arms in Maheshpur, Gopikandar, Kathikund and Amrapara police station area of Dumka and Pakur district.
He said combing operation in the bordering area of Pakur-Dumka would be intensified following the arrest of Marandi.